Which compound inequality has no solution?
Oxs-2 and 2x >6
Oxs-1 and 5x s5
Oxs-1 and 3x >-3
Oxs-2 and 4x s-8
HURRY PLSS

Which Compound Inequality Has No Solution?Oxs-2 And 2x >6Oxs-1 And 5x S5Oxs-1 And 3x >-3Oxs-2 And

Answers

Answer 1

Answer: The first option:

x ≤ -2  and 2x ≥ 6

Step-by-step explanation:

A compound inequality will have no solution if the inequalities are contradictory.

An example of this would be:

x > 3 and x < 1

There is no value of x that is at the same time larger than 3, and smaller than 1.

Now, let's analyze the options.

1) x ≤ -2  and 2x ≥ 6

This has no solution, because if x ≥ -2, the maximum value that x can take is x = -2

Replacing that in the other inequality we get:

2*(-2) > 6

-4 > 6

This is false, then this compound inequality has no solution.

2) x ≤ -1  and 5*x < 5

This ineqalty has infinite solutions, one can be x = -2

-2 ≤ -1 and 5*(-2) < 5

are both true.

3) x ≤ -1 and 3x ≥ -3

A solution for this can be x = -1

-1 ≤ -1  is true

3*(-1) ≥ -3

-3 ≥ -3 is true.

Then we have at least one solution here.

4) x ≤ -2  and 4x ≤ -8

Here we have infinite solutions, one can be x = -10

-10 ≤ - 2 is true

4*(-10) ≤ -8

-40 ≤ - 8 is also true.

Then the only option that has no solutions is the first one.


Related Questions

expand and simplify (x+1)(x+7)

Answers

Answer:

Factored?

x^2 + 8x +7

Step-by-step explanation:

x times x = x^2, with 7 times x = 7x and x times 1 = 1x. Add those two common terms together to get 8x. Then lastly 7 times 1 =7 so add that.

Simplify form of (x + 1)(x + 7) is equals to x² +8x +7.

What is simplification?

"Simplification in mathematics means to write the given expression in such a way that it is easy to understand."

According to the question,

Simplify the given equation by opening the brackets we get,

  (x + 1)(x + 7)

=  x² + 1x +7x +7

= x² + 8x + 7

Hence, simplify form of (x + 1)(x + 7) is equals to x² +8x +7.

Learn more about simplification here

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Help me pleaseeeeeee:)

Answers

46 degrees bc it’s close to 45 but it has .1
cm ahead

find the value ,when 17 more than - 6​

Answers

Answer: 11

Step-by-step explanation:

From the question, we are told to calculate the value when 17 is more than -6​. This question simply means that we should add -6 and 17 together. This would then be:

= -6 + 17

= 11

Therefore, the answer is 11.

Read this, and answer the question detailed. PLEASE HURRY, I ONLY HAVE 5 MINUTES LEFT

Answers

Answer:

no

Step-by-step explanation:

bc the  x intercept is repeating when 100 is going to two numbers.A WAY easier (and faster), way to know if it is a function is to see if there are two of the same x-intercept (which make a vertical line). If there is, then it is NOT a function.

i hope this helps

DWhich measurement is equal to 4 quarts?
D)12 pints
)8 cups
D16 pints
)16 cups
Done

Answers

Answer:

16 cups is equal to 4 quarts

Step-by-step explanation:

Multiply the volume by 4

The required  4 quarts are equal to 16 cups. This means that if you have 4 quarts of liquid, you can pour it into 16 cups and it will completely fill them. Option D is correct.

1 quart is equivalent to 4 cups. This is a standard conversion ratio between quarts and cups. It means that if you have 1 quart of liquid and you want to know how many cups it is, you can simply multiply the number of quarts by 4.

So, to find out how many cups are in 4 quarts, we perform the following calculation:

4 quarts * 4 cups/quart = 16 cups

Learn more about conversion ratios here:

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Jose is 49 inches tall. His mother is 18 inches taller. How tall is Jose's mother?

Answers

67 inches or 5.58 feet.

67 inches is the answer

PLEASE HELP WORTH 30 POINTS

Answers

Answer

You have a common factor of 10 You have a common factor of 5 You have a common factor of 15/2 You have a common factor of 4

100 points explaination

Answers

Answer: bro I'm sorry I don't know how to help you please give me points

Step-by-step explanation:

Don't know how to help you sorry

Answer: okay, this brother.

Step-by-step explanation:

.Solve for x in the equation below:
x1/2- 4 = 8

Answers

Answer:

x = 144

Step-by-step explanation:

[tex] x^\frac{1}{2} - 4 = 8 [/tex]

Add 4 to both sides.

[tex] x^\frac{1}{2} = 12 [/tex]

Square both sides since x^(1/2) is the same as sqrt(x).

[tex] (x^\frac{1}{2})^2 = (12)^2 [/tex]

[tex] x^{\frac{1}{2} \times 2} = 144 [/tex]

[tex] x^1 = 144 [/tex]

[tex] x = 144 [/tex]

the measure of an angle is 168°. what is the measure of its supplementary angle?​

Answers

Answer:

Im not sure but I think its 12

Step-by-step explanation:

Given the measures of the sides of a triangle below, which set could form a right
triangle?
A. 6, 7, 8
B. 9, 12, 15
C. 12, 15, 20
D. 20, 25, 30

(give a brief explanation please)

Answers

B.

(9)^2 + (12)^2 = 225

Square root of 225 gives you 15 !!

We found it by applying Pythagorean’s theorem which only applies to right triangles.

Hope it help !!

Katya and her friends stand in a circle. It turns out that both neighbors of each child are of the same gender. If there are five boys in the circle, how many girls are there?

Answers

Answer:

We are known that Katya and her friends stand in a circle and both neighbors are of same gender this means that the person on the right and the person on the left of anyone in the circle will be of same gender either a girl or a boy.

We are given that there are five boys, we could have considered the circle to be only composed of boys but we are given there is a girl Katya within it and it is also mentioned that 'Katya and her friends' that means there can be more girls in the circle.

Now when we draw a circle on a page and mark points K for Katya and boys B1 and B2 on right and on the left of Katya we will get to know that after each boy there has to be a space vacant because on that space a girl should be positioned only then we will meet the criteria of both gender's same on the neighbor side of each person.

Also we will mark boys B1,B2,B3,B4,B5 as five boys and leave space vacant for girls and with those vacant spaces we get to know there will be 4 vacant spaces and one is Katya herself.

Therefore there will be a total of five girls in the circle one is Katya and other four.

PLEASE! 10 POINTS! For what number A does the equation 3Ax - 24 = 5x - 9 + x have no solutions for x?

Answers

Answer:

A = 2

Step-by-step explanation:

When there are no solutions for x, both sides x cancel leaving an equation with two distinct numbers equal to each other (e.g. 6 = 0). Therefore, we must find a number A for which that happens.

Lets first simplify the equation, 3Ax - 24 = 5x - 9 + x = 6x - 9.

We want to cancel out the 6x on both sides. This happens when the left side also has 6x, so 3Ax = 6x -> A = 2.

Testing out this works, we get:

6x - 24 = 6x - 9 -> -24 = -9 (which isn’t true)

We get no solutions, which is what we are looking for! Therefore, A = 2 must be our answer!

I hope this helps! :)

If f(x)=4x-2 and g(x)=-8x+7, find h(x)=f(x) - g(x)

Please help and explain.
Thank you. :)

Answers

Answer:

[tex]h(x)=12x-9[/tex]

Step-by-step explanation:

We are given the two functions:

[tex]f(x)=4x-2\text{ and } g(x)=-8x+7[/tex]

And we want to find:

[tex]h(x)=f(x)-g(x)[/tex]

So, by substitution:

[tex]h(x)=(4x-2)-(-8x+7)[/tex]

Simplify. Distribute:

[tex]h(x)=(4x-2)+(8x-7)[/tex]

Rearrange:

[tex]h(x)=(4x+8x)+(-2-7)[/tex]

Combine like terms. Hence:

[tex]h(x)=12x-9[/tex]

can anyone give me the right answer and not the wrong answer pls !

Answers

Answer: last one

Step-by-step explanation:

the first two make a positive product, then multiplying by a negative gives a negative

Laura is graphing an absolute-value function in the form
f(x) = a|x - h| +k. She determines that the domain
is (-00,00) and that the minimum value is y=-3.
What might be the equation of this function?
A. f(x) = \x + 3) + 3
B.f(x) = -3\x+31 - 3
C.f(x) = (x – 31 - 3
D.f(x) = 3|x – 3] + 3

Answers

Answer:

The equation of the function is;

y = |x-3| -3

Step-by-step explanation:

Here, we want to give the absolute-value function

For the minimum value to be -3, it means that k is negative

since the domain is the set of all real numbers, then we do not have any undefined value for the range y

So, the equation is ;

y = |x-3| - 3

NEED HELP FASTTT!!!! 25 POINTSSS IF YOU HELP ME!!!

Answers

The answer is number 2
Yes the answer is #2

Please I need help fast!!!

Answers

The answer is c. because all of the other answers arne tpossible due to where they graphed it

11r - 14r - 3 + 16 what is the answer

Answers

Answer:

-3r + 13

Step-by-step explanation:

11r - 14r - 3 + 16

add like terms

-3r + 13

Bobby wants a PS5. Best Buy is selling them at 35% off. Their regular price is $500.00. Walmart is offering then at 45% off of their normal price $600.00. Where will Bobby get the best deal? Explain your answer and reasoning using complete sentences.​

Answers

Answer:

Walmart I hope this helps!!

Step-by-step explanation:

Joe walked 1/3 of the journey to the library to his house to meet his cousin Lucy how far did he travel

Answers

Hi, this question is incomplete. We need to know the distance to the library in order to attempt to give an answer. Please check you’ve given all info provided with the question.

A bag of flour contains 24 cups. Each sponge cake that Gilda makes uses 3 cups of
flour. How many cakes can she make with one bag of flour?
8
3
24
1

Answers

Answer:

8

Step-by-step explanation:

This is the answer because:

1) Since there are 24 cups in one bag and she uses 3 cups per cake, all we have to do is divide:

24 ÷ 3 = 8

Therefore, the answer is 8.

Hope this helps! :D

y= [ ? ]

PLEASE HELP

Answers

Answer:

Step-by-step explanation:

it's a 90°  angle  ..  : )

Answer:

Step-by-step explanation:

2x + 70 = 110

2x = 110 - 70

x = 20

y = x+70

y = 20+70 = 90

What is the answer to this question?​

Answers

the answer is y-9,27 is 3

Find the 52nd term.
-4, -1, 2, 5, ...
a52=46
a52=47
a52=149
a52=44

Answers

Answer:

149

Step-by-step explanation:

- 4, - 1, 2, 5, ...

[tex]a_{1}[/tex] = - 4

d = [tex]a_{2}[/tex] - [tex]a_{1}[/tex] = - 1 - (- 4) = 3

[tex]a_{n}[/tex] = [tex]a_{1}[/tex] + (n - 1)d

[tex]a_{52}[/tex] = - 4 + (52 - 1)(3) = 149

PLEASE HELP MEE, IM STUCK

Answers

Answer:

im pretty sure its c

if this helped please consider giving brainliest

Solve this equation. Enter your answer in the box.
13(y+7)=3(y−1).

Answers

★To Solve :

[tex]\rm\blue{13(y+7) = 3(y-1)}[/tex]

⠀⠀⠀⠀⠀

★SOLUTION :

[tex]\rm\red\leadsto{13(y+7) = 3(y-1)}[/tex]

[tex]\rm\red\leadsto{13\times{y}+13\times7= 3\times{y}-3\times1}[/tex]

[tex]\rm\red\leadsto{13y+91=3y-3}[/tex]

[tex]\rm\red\leadsto{13y-3y=-3-91}[/tex]

[tex]\rm\red\leadsto{10y=-94}[/tex]

[tex] \rm\red\leadsto{} y =\dfrac{ { \cancel{-94}}^{ \:-45 } }{ { \cancel{10}}^{ \: 5} } [/tex]

[tex]\rm\red\leadsto{y=}\dfrac{-47}{5}[/tex]

____________________

★Answer[tex] \red{13(y + 7) = 3(y - 1)} \\ \\ \color{red}\dashrightarrow \: 13y + 91 = 3y - 3 \\ \\ \color{pink} \dashrightarrow \: 13y - 3y = - 3 - 91 \\ \\ \pink{ \dashrightarrow \: 10y = - 94} \\ \\ \purple{ \dashrightarrow \: y = \frac{ \cancel{- 94} {}^{ - 47} }{ \cancel{10} {}^{5} } }\\ \\ \green{ \dashrightarrow \: y = \frac{ - 47}{5} }[/tex]Hence, The Answer is [tex] =\frac{ - 47}{5} [/tex]

Please Help Me!!! I'm Being Timed!!! What is -2(3x+12y-5-17x-16y+4) simplified?

Answers

Answer:

28x + 8y + 2 hope that helps

HELP ME ASAP PLEASE!!

Answers

Answer:

x=3

PR=10

Step-by-step explanation:

This is an isosceles triangle, indicated by the black markers on angles P and Q. This also means that sides PR and QR are equal.

That in mind, to solve for x set the two expressions equal to each other and solve for x.

3x+1=5x-5 (subtract 1 from the left side and 5 from the right. Do the same from both sides)

-2x = -6 (divide by -2)

X=3

To find the measurement for PR, simply plug in the value for x into the equation for PR

3(3) +1

9+1 =10

What is the ratio of the number of beaks to the number of legs the chickens and the sheep have on this farm?

Number of Chickens Number of Sheep
8 14

Answers

1 to 9

because 1 chicken has 1 beak so the ratio of beaks is 8

1 sheep has 4 legs while 1 chicken has 2 legs

therefore multiply 4legs by 14 =56 then multiply 2 legs by 8=16

Beaks Legs

8. 72

1. 9

th ratio is therefore 1 : 9

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